/* ============================================
   KAIROS MATRIX LANDING - MAIN STYLES
   Professional, modern, conversion-focused
   ============================================ */

/* ============================================
   CSS CUSTOM PROPERTIES (Variables)
   ============================================ */
:root {
    /* Colors - Mystical Purple Theme */
    --color-primary: #6C5CE7;
    --color-primary-light: #A29BFE;
    --color-primary-dark: #5849C2;
    --color-secondary: #00CEC9;
    --color-secondary-light: #55EFC4;
    --color-accent: #FDCB6E;
    --color-accent-light: #FFEAA7;
    
    /* Backgrounds */
    --bg-dark: #0D0D1A;
    --bg-darker: #080812;
    --bg-card: #1A1A2E;
    --bg-card-hover: #252542;
    --bg-gradient: linear-gradient(135deg, #0D0D1A 0%, #1A1A2E 50%, #0D0D1A 100%);
    
    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #B8B8D1;
    --text-muted: #6B6B8A;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6C5CE7 0%, #A29BFE 50%, #00CEC9 100%);
    --gradient-cta: linear-gradient(135deg, #6C5CE7 0%, #00CEC9 100%);
    --gradient-gold: linear-gradient(135deg, #FDCB6E 0%, #F8B739 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(108, 92, 231, 0.15);
    --shadow-md: 0 4px 20px rgba(108, 92, 231, 0.2);
    --shadow-lg: 0 8px 40px rgba(108, 92, 231, 0.25);
    --shadow-glow: 0 0 40px rgba(108, 92, 231, 0.4);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;
    
    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container */
    --container-max: 1200px;
    --container-padding: 1.5rem;
    
    /* Header Height */
    --header-height: 80px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Accessibility */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Selection */
::selection {
    background: var(--color-primary);
    color: var(--text-primary);
}

/* Links */
a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

/* Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Lists */
ul, ol {
    list-style: none;
}

/* Focus states for accessibility */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* ============================================
   LAYOUT COMPONENTS
   ============================================ */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-primary);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   PRELOADER
   ============================================ */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.preloader.hidden {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

.preloader-icon {
    width: 60px;
    height: 60px;
    border: 3px solid var(--bg-card);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--space-md);
}

.preloader-inner span {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   PARTICLES BACKGROUND
   ============================================ */
.particles-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    background: 
        radial-gradient(ellipse at 20% 20%, rgba(108, 92, 231, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(0, 206, 201, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(162, 155, 254, 0.05) 0%, transparent 70%);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    z-index: 1000;
    transition: all 0.3s ease;
    background: transparent;
}

.header.scrolled {
    background: rgba(13, 13, 26, 0.75);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.2), 
                0 1px 0 rgba(108, 92, 231, 0.1);
    border-bottom: 1px solid rgba(108, 92, 231, 0.1);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.5rem;
    z-index: 1001;
}

.logo-icon {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

img.logo-icon {
    display: block;
}

.logo-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
}

.nav-link {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

.btn-header {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    z-index: 1001;
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--bg-darker);
        flex-direction: column;
        justify-content: center;
        gap: var(--space-2xl);
        transition: right var(--transition-base);
        box-shadow: -10px 0 40px rgba(0, 0, 0, 0.5);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .btn-header {
        display: none;
    }
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.875rem 1.5rem;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--text-primary);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-cta {
    background: var(--gradient-cta);
    color: var(--text-primary);
    position: relative;
    overflow: hidden;
}

.btn-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

.btn-cta:hover::before {
    left: 100%;
}

.btn-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-xlarge {
    padding: 1.25rem 2.5rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
}

.btn-arrow {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
    transform: translateX(4px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-height) + var(--space-2xl)) 0 var(--space-3xl);
    position: relative;
    overflow: hidden;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-text {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: rgba(108, 92, 231, 0.15);
    border: 1px solid rgba(108, 92, 231, 0.3);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    color: var(--color-primary-light);
    margin-bottom: var(--space-lg);
}

.badge-icon {
    animation: pulse 2s infinite;
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: var(--space-lg);
}

.hero-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: var(--space-2xl);
    max-width: 540px;
}

/* Hero Form */
.hero-form {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.date-input-group {
    flex: 1;
    min-width: 240px;
}

.date-input-wrapper {
    position: relative;
}

.date-input {
    width: 100%;
    padding: 1rem 1.25rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--text-primary);
    background: var(--bg-card);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    letter-spacing: 0.5px;
}

.date-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(108, 92, 231, 0.2);
}

.date-input.valid {
    border-color: var(--color-secondary);
    box-shadow: 0 0 0 4px rgba(0, 206, 201, 0.15);
}

.date-input.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

.date-input::placeholder {
    color: var(--text-muted);
}

.date-format {
    position: absolute;
    right: var(--space-md);
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.75rem;
    color: var(--text-muted);
    pointer-events: none;
}

/* Trust Indicators */
.trust-indicators {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    margin-top: var(--space-lg);
    padding: var(--space-md) var(--space-lg);
    background: rgba(26, 26, 46, 0.5);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(108, 92, 231, 0.15);
}

.trust-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.8125rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.trust-stars {
    color: var(--color-accent);
    letter-spacing: 2px;
}

.trust-icon {
    font-size: 1rem;
    line-height: 1;
}

.trust-divider {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--text-muted);
    opacity: 0.5;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.matrix-preview {
    position: relative;
    width: 100%;
    max-width: 450px;
}

.matrix-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.3) 0%, transparent 70%);
    filter: blur(40px);
    animation: glow-pulse 4s ease-in-out infinite;
}

.matrix-svg {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 0 20px rgba(108, 92, 231, 0.3));
}

.matrix-shape {
    animation: draw-shape 2s ease forwards;
    stroke-dasharray: 1000;
    stroke-dashoffset: 1000;
}

.matrix-shape.delay-1 {
    animation-delay: 0.3s;
}

.matrix-shape.delay-2 {
    animation-delay: 0.6s;
}

@keyframes draw-shape {
    to { stroke-dashoffset: 0; }
}

.energy-points circle {
    animation: point-appear 0.5s ease forwards;
    opacity: 0;
}

.energy-points circle:nth-child(1) { animation-delay: 0.8s; }
.energy-points circle:nth-child(3) { animation-delay: 0.9s; }
.energy-points circle:nth-child(5) { animation-delay: 1s; }
.energy-points circle:nth-child(7) { animation-delay: 1.1s; }
.energy-points circle:nth-child(9) { animation-delay: 1.2s; }
.energy-points circle:nth-child(11) { animation-delay: 1.3s; }
.energy-points circle:nth-child(13) { animation-delay: 1.4s; }
.energy-points circle:nth-child(15) { animation-delay: 1.5s; }
.energy-points circle:nth-child(17) { animation-delay: 1.6s; }

@keyframes point-appear {
    to { opacity: 1; }
}

.pulse {
    animation: center-pulse 2s ease-in-out infinite;
}

@keyframes center-pulse {
    0%, 100% { r: 25; }
    50% { r: 28; }
}

.matrix-labels {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.matrix-label {
    position: absolute;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.5rem;
    background: rgba(26, 26, 46, 0.9);
    border-radius: var(--radius-sm);
    color: var(--color-primary-light);
    animation: float 3s ease-in-out infinite;
}

.label-talent {
    top: 5%;
    right: 10%;
    animation-delay: 0s;
}

.label-karma {
    bottom: 20%;
    left: 5%;
    animation-delay: 1s;
}

.label-purpose {
    bottom: 5%;
    right: 15%;
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-2xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-right: 2px solid var(--text-muted);
    border-bottom: 2px solid var(--text-muted);
    transform: rotate(45deg);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Hero Responsive */
@media (max-width: 968px) {
    .hero {
        padding-top: calc(var(--header-height) + var(--space-xl));
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero-form {
        justify-content: center;
    }
    
    .trust-indicators {
        justify-content: center;
        gap: var(--space-sm);
        padding: var(--space-sm) var(--space-md);
    }
    
    .trust-item {
        font-size: 0.75rem;
    }
    
    .trust-divider {
        display: none;
    }
    
    .hero-visual {
        order: 2;
        margin-top: var(--space-xl);
    }
    
    .matrix-preview {
        max-width: 300px;
    }
    
    .scroll-indicator {
        display: none;
    }
}

/* ============================================
   SECTION STYLES
   ============================================ */
section {
    padding: var(--space-4xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-3xl);
}

.section-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(108, 92, 231, 0.15);
    border-radius: var(--radius-full);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-primary-light);
    margin-bottom: var(--space-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    background: var(--bg-gradient);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(108, 92, 231, 0.3);
    box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.feature-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.feature-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-md);
}

.feature-points {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary-light);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-sm);
    display: inline-block;
}

/* New Product Cards Styles */
.features-products {
    grid-template-columns: repeat(3, 1fr);
}

.feature-badge {
    position: absolute;
    top: var(--space-md);
    right: var(--space-md);
    font-size: 0.75rem;
    font-weight: 600;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    background: rgba(108, 92, 231, 0.2);
    color: var(--color-primary-light);
}

.feature-badge.premium {
    background: linear-gradient(135deg, #FDCB6E 0%, #F8B739 100%);
    color: #1A1A2E;
}

.feature-badge.ai {
    background: linear-gradient(135deg, #00CEC9 0%, #55EFC4 100%);
    color: #1A1A2E;
}

.feature-free {
    border-color: rgba(0, 206, 201, 0.3);
}

.feature-popular {
    border-color: rgba(253, 203, 110, 0.3);
    background: linear-gradient(180deg, rgba(253, 203, 110, 0.05) 0%, var(--bg-card) 100%);
}

.feature-ai {
    border-color: rgba(0, 206, 201, 0.3);
}

.feature-list {
    list-style: none;
    margin: var(--space-md) 0;
    padding: 0;
    font-size: 0.875rem;
}

.feature-list li {
    padding: var(--space-xs) 0;
    color: var(--text-secondary);
}

.feature-price {
    display: block;
    margin-top: auto;
    padding-top: var(--space-md);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-secondary);
    border-top: 1px solid rgba(108, 92, 231, 0.1);
}

.price-or {
    font-size: 0.875rem;
    font-weight: 400;
    color: var(--text-muted);
}

/* Additional Products Row */
.additional-products {
    margin-top: var(--space-3xl);
    text-align: center;
}

.additional-products h3 {
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    color: var(--text-secondary);
}

.products-row {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.product-mini {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
    text-decoration: none;
    cursor: pointer;
}

.product-mini:hover {
    border-color: rgba(108, 92, 231, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(108, 92, 231, 0.15);
}

.product-icon {
    font-size: 1.5rem;
}

.product-name {
    font-weight: 500;
    color: var(--text-primary);
}

.product-price {
    font-weight: 700;
    color: var(--color-secondary);
    margin-left: var(--space-sm);
}

@media (max-width: 1100px) {
    .features-grid,
    .features-products {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    background: var(--bg-darker);
}

.steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: grid;
    grid-template-columns: auto 1fr 300px;
    gap: var(--space-2xl);
    align-items: center;
    padding: var(--space-2xl) 0;
}

.step:nth-child(even) {
    grid-template-columns: 300px 1fr auto;
}

.step:nth-child(even) .step-number {
    order: 3;
}

.step:nth-child(even) .step-visual {
    order: 1;
}

.step:nth-child(even) .step-content {
    order: 2;
}

.step-number {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
    background: rgba(108, 92, 231, 0.1);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
}

.step-content {
    max-width: 400px;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-sm);
}

.step-desc {
    color: var(--text-secondary);
}

.step-visual {
    display: flex;
    justify-content: center;
}

/* Phone Mockup */
.phone-mockup {
    width: 200px;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-md);
    box-shadow: var(--shadow-md);
}

.phone-screen {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.chat-message {
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    max-width: 80%;
}

.chat-message.bot {
    background: var(--color-primary);
    align-self: flex-start;
}

.chat-message.user {
    background: var(--bg-card-hover);
    align-self: flex-end;
}

/* Calculation Animation */
.calculation-animation {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-xl);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
}

.calc-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--bg-card-hover);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.calculation-animation span {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* Result Preview */
.result-preview {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
}

.result-card {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.result-icon {
    font-size: 2rem;
}

.result-title {
    font-size: 0.875rem;
    font-weight: 600;
}

.result-bar {
    flex: 1;
    height: 8px;
    background: rgba(108, 92, 231, 0.2);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.result-bar::after {
    content: '';
    display: block;
    width: 75%;
    height: 100%;
    background: var(--gradient-primary);
    animation: progress 2s ease-out forwards;
}

@keyframes progress {
    from { width: 0; }
    to { width: 75%; }
}

.step-connector {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--color-primary), transparent);
    margin: 0 auto;
}

.cta-block {
    text-align: center;
    margin-top: var(--space-3xl);
}

.cta-hint {
    margin-top: var(--space-md);
    color: var(--text-muted);
    font-size: 0.875rem;
}

@media (max-width: 800px) {
    .step {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .step:nth-child(even) {
        grid-template-columns: 1fr;
    }
    
    .step:nth-child(even) .step-number,
    .step:nth-child(even) .step-visual,
    .step:nth-child(even) .step-content {
        order: unset;
    }
    
    .step-number {
        margin: 0 auto;
    }
    
    .step-content {
        max-width: none;
    }
}

/* ============================================
   PRICING SECTION
   ============================================ */
.analyses {
    background: var(--bg-gradient);
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    position: relative;
    transition: all var(--transition-base);
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--color-primary);
    background: linear-gradient(135deg, rgba(108, 92, 231, 0.1) 0%, var(--bg-card) 100%);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-header {
    text-align: center;
    padding-bottom: var(--space-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-xl);
}

.pricing-badge {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    background: rgba(108, 92, 231, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary-light);
    margin-bottom: var(--space-md);
}

.pricing-badge.premium {
    background: var(--gradient-gold);
    color: var(--bg-dark);
}

.pricing-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.pricing-price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-xs);
}

.price-old {
    font-size: 1rem;
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-amount {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-period {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.price-save {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-secondary);
    padding: var(--space-xs) var(--space-sm);
    background: rgba(0, 206, 201, 0.1);
    border-radius: var(--radius-full);
}

.pricing-features {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
}

.pricing-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    font-size: 0.9375rem;
}

.pricing-features li.included {
    color: var(--text-primary);
}

.pricing-features li.excluded {
    color: var(--text-muted);
}

.pricing-features li.neutral {
    color: var(--text-secondary);
}

.check-icon {
    width: 20px;
    height: 20px;
    fill: var(--color-secondary);
    flex-shrink: 0;
    margin-top: 2px;
}

.x-icon {
    width: 20px;
    height: 20px;
    fill: var(--text-muted);
    flex-shrink: 0;
    margin-top: 2px;
}

.info-icon {
    width: 20px;
    height: 20px;
    stroke: var(--text-secondary);
    fill: none;
    stroke-width: 2;
    flex-shrink: 0;
    margin-top: 2px;
}

@media (max-width: 900px) {
    .pricing-cards {
        grid-template-columns: 1fr;
        max-width: 400px;
    }
    
    .pricing-card.featured {
        transform: none;
        order: -1;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
}

/* ============================================
   REVIEWS SECTION
   ============================================ */
.reviews {
    background: var(--bg-darker);
    overflow: hidden;
}

.reviews-rating {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin-top: var(--space-md);
}

.reviews-rating .stars {
    color: var(--color-accent);
    font-size: 1.25rem;
    letter-spacing: 2px;
}

.rating-text {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.reviews-slider {
    margin: var(--space-3xl) 0;
    overflow: hidden;
}

.reviews-track {
    display: flex;
    gap: var(--space-xl);
    animation: scroll-reviews 30s linear infinite;
}

@keyframes scroll-reviews {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.reviews-track:hover {
    animation-play-state: paused;
}

.review-card {
    flex-shrink: 0;
    width: 350px;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid rgba(108, 92, 231, 0.1);
}

.review-header {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.review-avatar {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.25rem;
}

.review-info {
    flex: 1;
}

.review-name {
    display: block;
    font-weight: 600;
}

.review-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.review-stars {
    color: var(--color-accent);
    font-size: 0.875rem;
}

.review-text {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.7;
    font-style: italic;
}

.reviews-cta {
    text-align: center;
}

.reviews-cta p {
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
}

/* ============================================
   FAQ SECTION
   ============================================ */
.faq {
    background: var(--bg-gradient);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all var(--transition-base);
}

.faq-item:hover {
    border-color: rgba(108, 92, 231, 0.3);
}

.faq-item[open] {
    border-color: var(--color-primary);
}

.faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    cursor: pointer;
    font-weight: 600;
    font-size: 1rem;
    list-style: none;
}

.faq-question::-webkit-details-marker {
    display: none;
}

.faq-icon {
    width: 24px;
    height: 24px;
    stroke: var(--color-primary);
    stroke-width: 2;
    fill: none;
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 var(--space-lg) var(--space-lg);
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   FINAL CTA SECTION
   ============================================ */
.final-cta {
    padding: var(--space-4xl) 0;
    background: var(--bg-darker);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(108, 92, 231, 0.2) 0%, transparent 70%);
    filter: blur(80px);
    pointer-events: none;
}

.cta-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2xl);
}

.cta-actions {
    margin-bottom: var(--space-xl);
}

.telegram-icon {
    flex-shrink: 0;
}

.cta-features {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-xl);
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* ============================================
   SUB-PAGES STYLES (Compatibility, Child, Year)
   ============================================ */

/* Hero Compact */
.hero-compact {
    padding: calc(var(--header-height) + var(--space-3xl)) 0 var(--space-3xl);
    min-height: auto;
}

.hero-centered .hero-text {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

/* Hero with visual on sub-pages */
.hero-compact.hero-with-visual .hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-compact.hero-with-visual .hero-text {
    text-align: left;
}

.hero-compact.hero-with-visual .hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-compact.hero-with-visual .matrix-preview-compact {
    max-width: 380px;
}

.hero-compact.hero-with-visual .trust-indicators {
    justify-content: flex-start;
    margin-top: var(--space-md);
}

/* Responsive for hero with visual on sub-pages */
@media (max-width: 992px) {
    .hero-compact.hero-with-visual .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-2xl);
    }
    
    .hero-compact.hero-with-visual .hero-text {
        text-align: center;
        order: 1;
    }
    
    .hero-compact.hero-with-visual .hero-visual {
        order: 2;
    }
    
    .hero-compact.hero-with-visual .matrix-preview-compact {
        max-width: 320px;
    }
    
    .hero-compact.hero-with-visual .trust-indicators {
        justify-content: center;
        gap: var(--space-sm);
        padding: var(--space-sm) var(--space-md);
    }
    
    .hero-compact.hero-with-visual .trust-item {
        font-size: 0.75rem;
    }
    
    .hero-compact.hero-with-visual .trust-divider {
        display: none;
    }
}

@media (max-width: 576px) {
    .hero-compact.hero-with-visual .matrix-preview-compact {
        max-width: 280px;
    }
}

/* Dual Date Input Form */
.hero-form-dual {
    max-width: 600px;
    margin: 0 auto;
}

.date-inputs-row {
    display: flex;
    align-items: flex-end;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

.date-label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
}

.date-separator {
    padding-bottom: var(--space-md);
}

.heart-icon {
    font-size: 1.5rem;
    animation: pulse 2s ease-in-out infinite;
}

/* Features 3 columns */
.features-3col {
    grid-template-columns: repeat(3, 1fr);
}

.feature-highlight {
    border-color: rgba(253, 203, 110, 0.3);
    background: linear-gradient(180deg, rgba(253, 203, 110, 0.05) 0%, var(--bg-card) 100%);
}

/* Features List Section */
.features-list-section {
    margin-top: var(--space-3xl);
    padding: var(--space-2xl);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(108, 92, 231, 0.1);
}

.features-list-title {
    font-size: 1.25rem;
    margin-bottom: var(--space-xl);
    text-align: center;
}

.features-list-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
}

.feature-list-item {
    display: flex;
    gap: var(--space-md);
    padding: var(--space-md);
    background: rgba(108, 92, 231, 0.05);
    border-radius: var(--radius-md);
}

.feature-list-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-list-item strong {
    display: block;
    margin-bottom: var(--space-xs);
    color: var(--text-primary);
}

.feature-list-item p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

/* Horizontal Steps */
.steps-horizontal {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.step-compact {
    text-align: center;
    max-width: 200px;
}

.step-compact .step-number {
    width: 50px;
    height: 50px;
    font-size: 1.25rem;
    margin: 0 auto var(--space-md);
}

/* Спиннер для шага 2 на компактных шагах */
.step-compact.step-loading .step-number {
    position: relative;
    background: transparent;
    border: none;
    color: transparent;
}

.step-compact.step-loading .step-number::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 3px solid var(--bg-card-hover);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.step-compact.step-loading .step-number::after {
    content: '2';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--color-primary);
    font-weight: 700;
    font-size: 1.25rem;
}

.step-compact .step-title {
    font-size: 1rem;
    margin-bottom: var(--space-xs);
}

.step-compact .step-desc {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.step-arrow {
    font-size: 1.5rem;
    color: var(--color-primary);
}

/* For Whom Section */
.for-whom {
    padding: var(--space-4xl) 0;
    background: var(--bg-gradient);
}

.for-whom-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.for-whom-card {
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.for-whom-card:hover {
    transform: translateY(-5px);
    border-color: rgba(108, 92, 231, 0.3);
}

.for-whom-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.for-whom-card h3 {
    font-size: 1.125rem;
    margin-bottom: var(--space-sm);
}

.for-whom-card p {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

/* Child Matrix Specific */
.hero-child {
    background: linear-gradient(180deg, rgba(85, 239, 196, 0.05) 0%, var(--bg-dark) 100%);
}

/* Year Matrix Specific */
.year-selector {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin: var(--space-xl) 0;
}

.year-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 1px solid rgba(108, 92, 231, 0.3);
    color: var(--text-primary);
    font-size: 1.25rem;
    cursor: pointer;
    transition: all var(--transition-base);
}

.year-btn:hover {
    background: var(--color-primary);
    border-color: var(--color-primary);
}

.year-display {
    font-size: 2.5rem;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-width: 120px;
    text-align: center;
}

/* Active nav link */
.nav-link.active {
    color: var(--color-primary-light);
}

/* Footer active link */
.footer-column a.active {
    color: var(--color-primary-light);
}

/* Responsive for sub-pages */
@media (max-width: 900px) {
    .features-3col {
        grid-template-columns: 1fr;
    }
    
    .features-list-grid {
        grid-template-columns: 1fr;
    }
    
    .for-whom-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .date-inputs-row {
        flex-direction: column;
        align-items: stretch;
    }
    
    .date-separator {
        padding: var(--space-sm) 0;
        text-align: center;
    }
    
    .steps-horizontal {
        flex-direction: column;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
}

@media (max-width: 600px) {
    .for-whom-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--bg-darker);
    padding: var(--space-3xl) 0 var(--space-xl);
    border-top: 1px solid rgba(108, 92, 231, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--space-3xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-weight: 700;
    font-size: 1.25rem;
    margin-bottom: var(--space-md);
}

.footer-desc {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

.footer-column h4 {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-primary);
    margin-bottom: var(--space-md);
}

.footer-column ul {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.footer-column a {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-primary-light);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.footer-social {
    display: flex;
    gap: var(--space-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: 50%;
    color: var(--text-secondary);
    transition: all var(--transition-base);
}

.footer-social a:hover {
    background: var(--color-primary);
    color: var(--text-primary);
    transform: translateY(-3px);
}

@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        text-align: center;
        max-width: none;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* ============================================
   FLOATING CTA (Mobile)
   ============================================ */
.floating-cta {
    position: fixed;
    bottom: var(--space-lg);
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
}

.floating-cta.visible {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    visibility: visible;
}

.floating-cta .btn {
    box-shadow: var(--shadow-glow);
}

@media (min-width: 769px) {
    .floating-cta {
        display: none;
    }
}

/* ============================================
   ANIMATIONS UTILITIES
   ============================================ */
@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* AOS-like animations (triggered by JS) */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0);
}

/* ============================================
   USE CASES SECTION
   ============================================ */
.use-cases {
    padding: var(--space-3xl) 0;
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.use-case-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    border: 1px solid rgba(108, 92, 231, 0.1);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.use-case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(108, 92, 231, 0.15);
}

.use-case-icon {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.use-case-title {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-sm);
}

.use-case-desc {
    font-size: 0.9375rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

@media (max-width: 1024px) {
    .use-cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 640px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   ADDITIONAL SECTION (standalone)
   ============================================ */
.additional-section {
    padding: var(--space-2xl) 0;
}

/* ============================================
   RESPONSIVE UTILITIES
   ============================================ */
@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .btn-large, .btn-xlarge {
        padding: 0.875rem 1.5rem;
        font-size: 0.9375rem;
    }
}

/* Print styles */
@media print {
    .header,
    .floating-cta,
    .particles-bg,
    .preloader {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
}